﻿# coding: UTF-8
# Name:
# Author: LYC
# Created: 2014-03-26

import tokenize, token
import io

def get_exp_tokens(exp):
    return (tk for _,tk,_,_,_ in tokenize.generate_tokens(io.BytesIO(exp).readline))



def main():
    pass

if __name__ == '__main__':
    main()
